Article Information
vol. 4 no. 1
Online ISSN
History
- Received November 23, 2018
- Revised February 14, 2019
- Accepted February 28, 2019
- Published online April 25, 2019.
Copyright & Usage
© Author(s) (or their employer(s)) 2019. Re-use permitted under CC BY-NC. No commercial re-use. See rights and permissions. Published by BMJ. This is an open access article distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited, appropriate credit is given, any changes made indicated, and the use is non-commercial. See: http://creativecommons.org/licenses/by-nc/4.0/.
Author Information
- Amund Hovengen Ringen1,2,
- Iver Anders Gaski3,
- Hege Rustad4,
- Nils Oddvar Skaga1,
- Christine Gaarder3,
- Paal Aksel Naess2,3
- 1Department of Anesthesia, Oslo University Hospital Ulleval, Oslo, Norway
- 2Institute of Clinical Medicine, Faculty of Medicine, University of Oslo, Oslo, Norway
- 3Department of Traumatology, Oslo University Hospital Ulleval, Oslo, Norway
- 4Department of GI-Surgery, Oslo University Hospital Ulleval, Oslo, Norway
- Correspondence to Dr Amund Hovengen Ringen, Department of Anesthesia, Oslo University Hospital Ulleval, Oslo 0424, Norway; uxramu{at}ous-hf.no